Borosilicate(Pyrex) Windows

Note for Borosilicate Window:

(1). Custom-made Borosilicate windows at any size are available.
Besides round, Borosilicate windows at shape of quadrate, triangular, or other polygonal are available
(2). Thickness from 1.0mm to 50.0 mm is available upon request.
(3). Better bevel is available upon request.
(4). Windows with Anti-Reflective(AR), High-Reflective(HR), Partial-Reflective(PR) coating are available.

Note for Borosilicate Window:

Attribute	Specification
Typical Diameter (Φmm)	8.0, 10.0, 12.7, 15.0, 20.0, 25.4, 30.0
Typical Thickness (mm)	1.0 ～ 50.0
Diameter Tolerance (mm)	+0.0/-0.2 (General), +0.0/-0.02 (High Precision)
Thickness Tolerance (mm)	±0.2 (General), ±0.005 (High Precision)
Clear Aperture	>80% (Small Size), >95% (Large Size)
Parallelism	3 min. (General), 3 sec. (High Precision)
Surface Quality	60/40 (General), 10/5 (High Precision)
Flatness (per 25mm@633nm)	λ /2(General), λ/10 (High Precision)
Bevel (face width x 45^。)	<0.25mm
Coating	Uncoated, AR, HR, PR, Coating, etc.

Borofloat Windows

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Note for Borosilicate Window:

Note for Borosilicate Window: